Due to launch officially on April 28, Natty Narwhal will be the first version of Ubuntu to reflect a number of . The won't be ready in time, but 3D-enabled has already replaced the GNOME shell as the default desktop interface, for example.
A 2D version of Unity is also available, and Ubuntu 11.04 uses the Compiz window manager rather than Mutter by default. is now included, and a raft of other changes are planned for the software as well. The of Natty Narwhal was just released on Thursday.
Meanwhile, news of several additional features has emerged in recent weeks that will likely further heighten anticipation of the final release. Here are the four that have most recently stood out.
1. Try Before You Buy
Starting with Ubuntu 11.04, the Ubuntu Software Center will let you test out applications without actually installing them, much the way Android users now can on the . A on YouTube demonstrates the new Ubuntu capability in action.